Adjustable adapter



FIG. 1 is a perspective view of an adjustable adapter according to the present invention;

FIG. 2 is a front view of the adjustable adapter of FIG. 1;

FIG. 3 is a bottom view of the adjustable adapter of FIG. 1;

FIG. 4 is a rear view of the adjustable adapter of FIG. 1;

FIG. 5 is a left side view of the adjustable adapter of FIG. 1;

FIG. 6 is a right side view of the adjustable adapter of FIG. 1; and,

FIG. 7 is a top view of the adjustable adapter of FIG. 1.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for an adjustable adapter, as shown and described. 